github.com/joelanford/operator-sdk@v0.8.2/internal/pkg/scaffold/helm/operator.go (about)

     1  // Copyright 2018 The Operator-SDK Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package helm
    16  
    17  import (
    18  	"path/filepath"
    19  
    20  	"github.com/operator-framework/operator-sdk/internal/pkg/scaffold"
    21  	"github.com/operator-framework/operator-sdk/internal/pkg/scaffold/input"
    22  )
    23  
    24  // Operator specifies the Helm operator.yaml manifest scaffold
    25  type Operator struct {
    26  	input.Input
    27  }
    28  
    29  // GetInput gets the scaffold execution input
    30  func (s *Operator) GetInput() (input.Input, error) {
    31  	if s.Path == "" {
    32  		s.Path = filepath.Join(scaffold.DeployDir, scaffold.OperatorYamlFile)
    33  	}
    34  	s.TemplateBody = operatorTemplate
    35  	return s.Input, nil
    36  }
    37  
    38  const operatorTemplate = `apiVersion: apps/v1
    39  kind: Deployment
    40  metadata:
    41    name: {{.ProjectName}}
    42  spec:
    43    replicas: 1
    44    selector:
    45      matchLabels:
    46        name: {{.ProjectName}}
    47    template:
    48      metadata:
    49        labels:
    50          name: {{.ProjectName}}
    51      spec:
    52        serviceAccountName: {{.ProjectName}}
    53        containers:
    54          - name: {{.ProjectName}}
    55            # Replace this with the built image name
    56            image: REPLACE_IMAGE
    57            imagePullPolicy: Always
    58            env:
    59              - name: WATCH_NAMESPACE
    60                valueFrom:
    61                  fieldRef:
    62                    fieldPath: metadata.namespace
    63              - name: POD_NAME
    64                valueFrom:
    65                  fieldRef:
    66                    fieldPath: metadata.name
    67              - name: OPERATOR_NAME
    68                value: "{{.ProjectName}}"
    69  `